Australian Open Tennis Results 2011 - Day 8

The Australian Open is really starting to kick into gear and Round 4 came to an end on Day 8 in both the ladies and men's tournaments. There were comfortable wins for both Andy Murray and Rafa Nadal and they remain on course for a massive Semi-Final clash if they can move through the last eight. The big result in the Womens draw saw Maria Sharapova head home after losing to Andrea Petkovic in straight sets, they were also wins for Kim Clijsters and Caroline Wozniacki.